| Osage, IA | A TO Z DRYING INC. | 114 | 4 | 97 |
| Hampton, IA | ABCM CORPORATION | 31 | 6 | 17 |
| Granger, IA | ABSOLUTE GROUP, INC. | 360 | 7 | 79 |
| Waverly, IA | ACCEL HOLDINGS, INC. | 113 | 7 | 88 |
| Ankeny, IA | ACCU-MOLD LLC | 318 | 6 | 253 |
| Des Moines, IA | AG EXPRESS ELECTRONICS, INC. | 151 | 2 | 127 |
| Ames, IA | AG LEADER TECHNOLOGY, INC. | 634 | 5 | 235 |
| Omaha, NE | AG PROCESSING INC | 1,162 | 6 | 1,063 |
| Fairfield, IA | AGRI-INDUSTRIAL PLASTICS CO. | 202 | 7 | 151 |
| Burlington, IA | ALFAGOMMA AMERICA, INC. | 162 | 6 | 127 |
| Amana, IA | AMANA SOCIETY, INC | 120 | 2 | 120 |
| West Des Moines, IA | AMERICAN HEALTHCARE MANAGEMENT SERVICES LLC | 1,072 | 6 | 525 |
| Sioux City, IA | AMERICAN POP CORN COMPANY | 163 | 3 | 163 |
| Audubon, IA | AMVC LLC | 577 | 4 | 577 |
| Des Moines, IA | ARCHITECTURAL ARTS MILLWORK, LLC | 125 | 11 | 30 |
| Cedar Rapids, IA | AREA SUBSTANCE ABUSE COUNCIL | 143 | 5 | 94 |
| Cedar Rapids, IA | ARK DATA CENTERS, LLC | 192 | 7 | 156 |
| West Des Moines, IA | ARONA CORPORATION | 942 | 8 | 236 |
| Atlantic, IA | ATLANTIC BOTTLING COMPANY | 658 | 5 | 658 |
| Ankeny, IA | BAKER MECHANICAL, INC. | 394 | 6 | 312 |
| Altoona, IA | BALANCE AUTISM | 309 | 5 | 47 |
| Bancroft, IA | BANCROFT IMPLEMENT, INC. | 118 | 5 | 118 |
| West Des Moines, IA | BANK IOWA | 269 | 8 | 229 |
| Dyersville, IA | BARD MATERIALS | 159 | 1 | 159 |
| Granger, IA | BARR-NUNN TRANSPORTATION LLC | 499 | 3 | 499 |
| Waverly, IA | BARTELS LUTHERAN HOME | 120 | 8 | 14 |
| Des Moines, IA | BARTON SOLVENTS, INC. | 227 | 5 | 181 |
| Grimes, IA | BEISSERS INC. | 157 | 4 | 5 |
| Story City, IA | BETHANY MANOR DBA BETHANY LIFE | 165 | 9 | 48 |
| Des Moines, IA | BH MANAGEMENT SERVICES, LLC | 1,156 | 4 | 1,708 |
| Solon, IA | BILL WHITTERS CONSTRUCTION, INC. | 89 | 5 | — |
| West Des Moines, IA | BOARD OF TRUSTEES OF THE COOPERATIVE WELFARE BENEFITS FUND | 4,946 | 15 | 3,938 |
| Elkader, IA | BODENSTEINER IMPLEMENT CO., INC. | 235 | 6 | 178 |
| Sioux City, IA | BRIAR CLIFF UNIVERSITY | 174 | 7 | 129 |
| Des Moines, IA | BROWN, WINICK, GRAVES, GROSS AND BASKERVILLE, P.L.C. | 130 | 3 | 146 |
| Decorah, IA | BRUENING ROCK PRODUCTS, INC. | 180 | 3 | 187 |
| West Des Moines, IA | BSB DESIGN, INC. | 173 | 11 | 140 |
| Storm Lake, IA | BUENA VISTA UNIVERSITY | 272 | 9 | 220 |
| Manchester, IA | BULL MOOSE HEAVY HAUL, INC. | 220 | 2 | 205 |
| Elkader, IA | C J MOYNA & SONS, INC | 248 | 4 | 248 |
| Cedar Rapids, IA | C.R. PHARMACY SERVICES, INC. | 133 | 10 | 73 |
| Ames, IA | CALCIUM PRODUCTS INC. | 117 | 5 | 104 |
| Davenport, IA | CARDIOVASCULAR MEDICINE, PLLC | 295 | 6 | 72 |
| Burlington, IA | CATFISH BEND CASINOS LLC | 187 | 6 | 150 |
| Hiawatha, IA | CCB PACKAGING, INC. | 197 | 4 | 147 |
| Des Moines, IA | CDS GLOBAL, INC. | 818 | 7 | 690 |
| Indianola, IA | CEMEN TECH INC. | 118 | 4 | 118 |
| Pella, IA | CENTRAL COLLEGE | 330 | 5 | 243 |
| Des Moines, IA | CENTRAL IOWA SHEET METAL WORKERS HEALTH FUND - JOINT BOARD OF | 436 | 2 | 455 |
| Des Moines, IA | CHILDREN & FAMILIES OF IOWA | 240 | 35 | 20 |
| Cedar Rapids, IA | CIRCLE 6, LLC DBA CCR BUSINESS SERVICES | 128 | 4 | 124 |
| Menomonee Falls, WI | COLD CORE GROUP, LLC | 125 | 3 | 49 |
| Ottumwa, IA | COMMUNITY 1ST CREDIT UNION | 431 | 7 | 159 |
| Davenport, IA | COMMUNITY ACTION OF EASTERN IOWA | 140 | 3 | 1 |
| West Burlington, IA | COMMUNITY HEALTH CENTERS OF SOUTHEASTERN IOWA, INC | 257 | 8 | 44 |
| Charles City, IA | COMPREHENSIVE SYSTEMS, INC. | 263 | 5 | 86 |
| Clive, IA | CONNECTIFY HR LLC | 3,054 | 8 | 84 |
| Council Bluffs, IA | CROSSROADS OF WESTERN IOWA | 359 | 23 | 239 |
| Cedar Falls, IA | CURBTENDER INC | 176 | 5 | 130 |
| Clinton, IA | CUSTOM-PAK, INC. | 636 | 2 | 45 |
| Sioux City, IA | CW SUTER & SON, INC. | 142 | 3 | — |
| Des Moines, IA | DATA BUSINESS EQUIPMENT, INC. | 214 | 7 | 162 |
| Clear Lake, IA | DEAN SNYDER CONSTRUCTION COMPANY | 238 | 8 | 121 |
| Cedar Falls, IA | DEERY AUTOMOTIVE GROUP | 712 | 13 | 407 |
| Des Moines, IA | DENTONS DAVIS BROWN P.C. | 162 | 5 | 65 |
| Des Moines, IA | DES MOINES IRON WORKERS WELFARE FUND | 230 | 3 | 251 |
| West Des Moines, IA | DES MOINES UNIVERSITY OSTEOPATHIC MEDICAL CENTER | 346 | 4 | 3 |
| Boyden, IA | DETHMERS MANUFACTURING COMPANY | 354 | 11 | 250 |
| Waverly, IA | DOERFER CORPORATION | 129 | 3 | 129 |
| Sioux Center, IA | DORDT UNIVERSITY | 261 | 4 | 233 |
| Des Moines, IA | DRAKE UNIVERSITY | 946 | 6 | 59 |
| Atlantic, IA | DUKE AERIAL EQUIPMENT, INC. | 329 | 3 | 253 |
| Boone, IA | EASTERN STAR MASONIC HOME | 176 | 47 | 38 |
| Des Moines, IA | EFCO CORP | 709 | 5 | 539 |
| Wayland, IA | EICHELBERGER FARMS, INC. | 319 | 3 | 115 |
| Des Moines, IA | ELECTRO MANAGEMENT CORPORATION | 148 | 3 | 59 |
| Riverside, IA | ELITE CASINO RESORTS, LLC | 1,726 | 27 | 211 |
| Fairfield, IA | ENERIC PETROLEUM CORPORATION | 911 | 8 | 789 |
| Grinnell, IA | ENGINEERED PLASTIC COMPONENTS, INC. | 984 | 8 | 330 |
| Cedar Rapids, IA | ENGINEERED SEAL PRODUCTS, INC. | 176 | 17 | 7 |
| South Windsor, CT | ENGINEERING SERVICES AND PRODUCTS CO. | 313 | 6 | 179 |
| Des Moines, IA | EPI POWER, LLC | 331 | 5 | 125 |
| Des Moines, IA | EXCELL MARKETING, LC | 234 | 6 | 153 |
| Boone, IA | FAREWAY STORES, INC. | 2,478 | 7 | 2,525 |
| West Des Moines, IA | FARMERS MUTUAL HAIL INSURANCE COMPANY OF IOWA | 0 | 3 | 129 |
| Cherokee, IA | FIRST COOPERATIVE ASSOCIATION | 323 | 5 | 323 |
| Ottumwa, IA | FIRST RESOURCES CORP | 458 | 5 | 79 |
| Cedar Rapids, IA | FIVE RIVERS CARPENTERS DISTRICT COUNCIL | 533 | 2 | 555 |
| Fairfield, IA | FOODCHAIN ID GROUP, INC. | 200 | 4 | 168 |
| Cedar Rapids, IA | FOUR OAKS FAMILY AND CHILDREN'S SERVICES | 660 | 7 | 418 |
| Newton, IA | FREMONT FARMS OF IOWA LLP | 196 | 4 | 62 |
| Waterloo, IA | FRIENDS OF FAITH RET HOMES, INC | 236 | 2 | 126 |
| Fort Dodge, IA | FRIENDSHIP HAVEN INC. | 182 | 7 | 79 |
| Houston, TX | G&A OUTSOURCING, INC. DBA G&A PARTNERS | 52,285 | 27 | 566 |
| Bettendorf, IA | GALAXY 1 MARKETING, INC. | 159 | 2 | 92 |
| Des Moines, IA | GIFFORD AND BROWN, INC. | 136 | 7 | 13 |
| Grimes, IA | GOLDEN RULE PLUMBING, HEATING, AND COOLING, INC. | 97 | 3 | 97 |
| Manchester, IA | GOOD NEIGHBOR SOCIETY | 128 | 6 | 54 |
| Cedar Rapids, IA | GOODWILL INDUSTRIES OF THE HEARTLAND | 300 | 7 | 143 |
| Ames, IA | GREATER IOWA CREDIT UNION | 138 | 7 | 47 |
| North Liberty, IA | GREENSTATE CREDIT UNION | 918 | 4 | 747 |
| Grinnell, IA | GRINNELL MUTUAL REINSURANCE COMPANY | 743 | 8 | 660 |
| Garnavillo, IA | GUTTENBERG INDUSTRIES, INC. | 100 | 8 | 61 |
| Hiawatha, IA | HAWKEYE AREA COMMUNITY ACTION PROGRAM, INC. | 316 | 5 | 40 |
| Sioux City, IA | HEALTH INC BENEFIT PLAN | 108 | 7 | 116 |
| Urbandale, IA | HEALTHALLIANCE BENEFIT PLAN | 1,053 | 7 | 1,053 |
| Mason City, IA | HENKEL CONSTRUCTION COMPANY | 111 | 8 | 82 |
| Johnston, IA | HENNING CONSTRUCTION COMPANY | 145 | 7 | 115 |
| Nevada, IA | HERTZ ASSOCIATES LTD | 177 | 5 | 101 |
| Coralville, IA | HILLS BANK AND TRUST COMPANY | 461 | 6 | 368 |
| West Des Moines, IA | HIRSH INDUSTRIES, INC. | 161 | 7 | 143 |
| Des Moines, IA | HOMESTEADERS LIFE COMPANY | 279 | 8 | 266 |
| Dubuque, IA | HONKAMP KRUEGER & CO., P.C. | 406 | 5 | 188 |
| Cedar Rapids, IA | HUPP ELECTRIC MOTORS, INC. | 190 | 4 | 187 |
| West Des Moines, IA | HY-LINE INTERNATIONAL | 680 | 9 | 685 |
| Des Moines, IA | HYDRO-KLEAN LLC | 224 | 8 | 107 |
| Cedar Rapids, IA | IFP MOTION SOLUTIONS INC. | 164 | 5 | 127 |
| Cedar Rapids, IA | IGD INDUSTRIES INC | 218 | 3 | 218 |
| Maquoketa, IA | IMAGINE THE POSSIBILITIES, INC. | 927 | 4 | 59 |
| Cedar Rapids, IA | IMON COMMUNICATIONS, LLC | 233 | 10 | 116 |
| Davenport, IA | IMPACTLIFE | 668 | 6 | 439 |
| Cedar Rapids, IA | INFINITY CONTACT INC. | 203 | 9 | 84 |
| Fairfield, IA | INTEGRO ASSET MANAGEMENT, LLC | 702 | 14 | 5 |
| Des Moines, IA | IOWA ASSOCIATION OF ELECTRIC COOPERATIVE | 3,979 | 1 | 1,568 |
| North Liberty, IA | IOWA DONOR NETWORK | 176 | 3 | 83 |
| West Des Moines, IA | IOWA FARM BUREAU FEDERATION AND AFFILIATED CO | 2,128 | 6 | 1,878 |
| Des Moines, IA | IOWA JOBS FOR AMERICA'S GRADUATE | 206 | 10 | 91 |
| Des Moines, IA | IOWA LABORERS HEALTH AND WELFARE FUND | 2,163 | 5 | 2,802 |
| Urbandale, IA | IOWA LIMESTONE COMPANY | 169 | 4 | 141 |
| Des Moines, IA | IOWA ORTHOPAEDIC CENTER, P.C. | 239 | 13 | 7 |
| Slater, IA | IOWA PLAINS SIGNING, INC. | 169 | 4 | 169 |
| Decorah, IA | IOWA ROTOCAST PLASTICS, INC. | 185 | 2 | 131 |
| Ankeny, IA | IOWA SOYBEAN ASSOCIATION | 87 | 6 | 80 |
| Adel, IA | IOWA SPRING MANUFACTURING, INC. | 192 | 9 | 150 |
| Urbandale, IA | IP PATHWAYS LLC | 126 | 4 | 99 |
| Fort Dodge, IA | JENSEN BUILDERS LTD | 121 | 5 | 121 |
| Des Moines, IA | JENSEN CONSTRUCTION COMPANY | 538 | 2 | 538 |
| Council Bluffs, IA | JIM HAWK TRUCK TRAILERS, INC. | 187 | 6 | 117 |
| Humboldt, IA | K. C. NIELSEN, LTD | 226 | 4 | 157 |
| Ankeny, IA | KARL CHEVROLET | 946 | 4 | 456 |
| Des Moines, IA | KATECHO, LLC | 281 | 5 | 174 |
| Edgewood, IA | KENDRICK, INC. | 151 | 2 | 98 |
| Muscatine, IA | KENT CORPORATION | 2,079 | 11 | 1,485 |
| Williamsburg, IA | KINZE MANUFACTURING, INC. | 549 | 9 | 472 |
| Bancroft, IA | KLM ACQUISITION DBA ALUMA LTD | 141 | 10 | 105 |
| Knoxville, IA | KNOXVILLE COMMUNITY HOSPITAL | 196 | 9 | 4 |
| Rock Valley, IA | KOOIMA COMPANY LLC | 123 | 3 | 118 |
| West Burlington, IA | KPI CONCEPTS, LLC | 107 | 5 | 24 |
| Iowa City, IA | LABOR LEASING SERVICES, LLC | 111 | 5 | 65 |
| Johnston, IA | LEAN TECHNIQUES | 119 | 4 | 108 |
| Eldridge, IA | LEWIS MACHINE AND TOOL CO. | 277 | 3 | 66 |
| Ankeny, IA | LGI SERVICES LLC | 694 | 8 | 541 |
| Sumner, IA | LIFE LINE EMERGENCY VEHICLES, INC. | 107 | 2 | 37 |
| Des Moines, IA | LIGHTEDGE SOLUTIONS, INC. | 225 | 6 | 166 |
| Birmingham, AL | LIGON INDUSTRIES LLC | 692 | 15 | 80 |
| Clarinda, IA | LISLE CORPORATION | 300 | 4 | 193 |
| Shenandoah, IA | LLOYD, INC. | 101 | 8 | 94 |
| Des Moines, IA | LOGAN CONTRACTORS SUPPLY, INC. | 173 | 26 | 89 |
| Mt. Pleasant, IA | LOMONT MOLDING, LLC | 149 | 4 | 71 |
| Dubuque, IA | LORAS COLLEGE | 204 | 5 | 188 |
| Waucoma, IA | LYNCH LIVESTOCK, INC | 434 | 3 | 325 |
| Urbandale, IA | MAIL SERVICES, LLC | 185 | 5 | 126 |
| Ames, IA | MAINSTREAM LIVING, INC | 273 | 10 | 24 |
| Marshalltown, IA | MARSHALLTOWN COMPANY | 553 | 2 | 506 |
| Mason City, IA | MASON CITY CLINIC | 255 | 7 | 163 |
| Davenport, IA | MCCARTHY BUSH CORPORATION | 253 | 9 | 191 |
| Cedar Rapids, IA | MCGRATH AUTOMOTIVE GROUP, INC. | 672 | 6 | 366 |
| Orange City, IA | MEDTEC LLC DBA CQ MEDICAL | 274 | 11 | 233 |
| Cedar Rapids, IA | MERCY MEDICAL CENTER | 3,363 | 4 | 3,363 |
| Sioux City, IA | MID-AMERICA AGRI-INDUSTRIES VEBA | 0 | 2 | 408 |
| Des Moines, IA | MIDAMERICAN ENERGY COMPANY | 4,711 | 12 | 4,254 |
| Davenport, IA | MIDLAND INFORMATION RESOURCES COMPANY | 101 | 5 | 86 |
| Cedar Rapids, IA | MIDWEST METAL PRODUCTS CO. | 83 | 6 | 25 |
| Adel, IA | MIDWEST OILSEEDS INC. | 786 | 3 | 275 |
| Des Moines, IA | MIDWEST WHEEL COMPANIES, INC. | 207 | 6 | 201 |
| Saint Ansgar, IA | MILKHOUSE CREAMERY, INC. | 109 | 4 | 33 |
| Davenport, IA | MOBOTREX | 175 | 9 | 155 |
| Sioux City, IA | MORNINGSIDE UNIVERSITY | 234 | 4 | 183 |
| Dubuque, IA | MORRISON BROTHERS COMPANY | 97 | 6 | 69 |
| Armstrong, IA | MOVEERO INC. | 203 | 5 | 157 |
| Grimes, IA | MUELLER-YURGAE ASSOCIATES, INC. | 197 | 5 | 117 |
| Sioux Center, IA | MUTUAL TELEPHONE COMPANY OF SIOUX CENTER, DBA PREMIER COMMUNICATIONS | 106 | 5 | 90 |
| Grimes, IA | NATIONAL CARWASH SOLUTIONS | 1,401 | 8 | 955 |
| Clive, IA | NCMIC GROUP, INC. | 205 | 5 | 190 |
| Bettendorf, IA | NEW CHOICES, INC | 73 | 2 | 68 |
| Des Moines, IA | NHF HOLDINGS, LLC | 593 | 5 | 196 |
| Des Moines, IA | NHF HOLDINGS, LLC | 593 | 5 | 196 |
| Garner, IA | NID, INC. | 146 | 4 | 146 |
| Ottumwa, IA | NORRIS ASPHALT PAVING CO., LLC | 158 | 7 | 138 |
| Mason City, IA | NORTH IOWA COMMUNITY ACTION ORGAN. | 102 | 7 | 75 |
| Spencer, IA | NORTHWEST FINANCIAL CORP. | 0 | 9 | 343 |
| Norwalk, IA | NORWALK READY MIXED CONCRETE, INC | 140 | 4 | 88 |
| Conrad, IA | NUCARA MANAGEMENT GROUP, INC. | 373 | 11 | 14 |
| Des Moines, IA | NYEMASTER, GOODE, WEST, HANSELL, & O'BRIEN | 153 | 4 | 132 |
| Lawler, IA | OAK VIEW FARMS, LLC | 334 | 8 | 334 |
| West Palm Beach, FL | OASIS OUTSOURCING HOLDINGS, INC. | 86,064 | 47 | 1,657 |
| Cedar Rapids, IA | OB-GYN ASSOCIATES PC | 105 | 7 | 72 |
| Des Moines, IA | OPERATING ENGINEERS LOCAL #234 HEALTH AND WELFARE TRUST FUND | 1,369 | 2 | 1,860 |
| Fairfield, IA | OPTIMAE LIFESERVICES, INC. | 967 | 7 | 540 |
| Bettendorf, IA | ORA ORTHOPEDICS, P.C. | 485 | 4 | 793 |
| Fairfield, IA | OVERLAND SHEEPSKIN CO., INC. | 203 | 4 | 112 |
| Des Moines, IA | PARALLEL AG | 311 | 2 | 263 |
| Garnavillo, IA | PATTISON COMPANY, LLC | 162 | 5 | 136 |
| Pella, IA | PELLA REGIONAL HEALTH CENTER | 665 | 9 | 496 |
| Waterloo, IA | PEOPLE'S COMMUNITY HEALTH CLINIC, INC. | 153 | 4 | 24 |
| Oskaloosa, IA | PEPSI-COLA BOTTLING COMPANY HEALTH PLAN | 200 | 1 | 200 |
| Davenport, IA | PER MAR SECURITY & RESEARCH CORPORATION | 480 | 13 | 480 |
| Sanford, FL | PERFECT GAME, INC. | 211 | 3 | 125 |
| Reinbeck, IA | PETERSON CONTRACTORS INC CORDELL PETERSON | 413 | 2 | 142 |
| Emmetsburg, IA | PF SERVICES, LLC | 306 | 4 | 203 |
| Algona, IA | PHARMACISTS MUTUAL INSURANCE COMPANY | 237 | 6 | 212 |
| Clear Lake, IA | PNI LLC | 234 | 8 | 225 |
| Altoona, IA | PRAIRIE MEADOWS RACETRACK AND CASINO | 558 | 2 | 558 |
| Robins, IA | PRICE INDUSTRIAL ELECTRIC INC | 187 | 3 | 103 |
| Independence, IA | PRIES ENTERPRISES, INC | 217 | 5 | 4 |
| Newton, IA | PROGRESS INDUSTRIES | 166 | 6 | 134 |
| Manning, IA | PUCK CUSTOM ENTERPRISES, INC. | 146 | 9 | 146 |
| Davenport, IA | PULITZER, INC. | 1,897 | 7 | 1,897 |
| West Des Moines, IA | QUALITY CONSULTING, INC | 220 | 6 | 177 |
| Des Moines, IA | QUICK SUPPLY COMPANY | 377 | 6 | 310 |
| Warrenville, IL | R. R. DONNELLEY & SONS COMPANY | 13,176 | 28 | 35 |
| West Des Moines, IA | RADIANT COMPLEXIONS DERMATOLOGY CLINIC, PLLC | 105 | 5 | 51 |
| Cedar Rapids, IA | RAINING ROSE, INC. | 282 | 9 | 195 |
| Ossian, IA | REILLY CONSTRUCTION CO., INC WELFARE TRUST | 178 | 2 | 89 |
| Bettendorf, IA | RIA FEDERAL CREDIT UNION | 124 | 9 | 79 |
| Ottumwa, IA | RIVER HILLS COMMUNITY HEALTH CENTER INC. | 217 | 7 | 164 |
| Iowa City, IA | RIVER PRODUCTS COMPANY | 111 | 7 | 48 |
| Sheldon, IA | ROSENBOOM MACHINE & TOOL, INC. | 625 | 5 | 509 |
| Des Moines, IA | RUAN TRANSPORT CORPORATION | 4,757 | 7 | 3,824 |
| Onawa, IA | RURAL IOWA COMMUNITY HEALTH ALLIANCE BENEFITS TRUST | 1,886 | 1 | 1,886 |
| Davenport, IA | RUSSELL GROUP INC | 200 | 3 | 163 |
| Davenport, IA | S.J. SMITH COMPANY, INC. | 147 | 4 | 114 |
| Greenfield, IA | SCHILDBERG CONSTRUCTION COMPANY, INC | 193 | 3 | 155 |
| Marion, IA | SCINTILLA EG HOLDINGS, INC. DBA ESCO GROUP | 171 | 7 | 127 |
| Sioux Center, IA | SERVICE TRUCKS INTERNATIONAL INC | 116 | 6 | 90 |
| Davenport, IA | SHAW ELECTRIC, INC. | 119 | 2 | 98 |
| Spencer, IA | SHINE BROS. CORP. | 189 | 5 | 148 |
| Waterloo, IA | SHORTS TRAVEL MANAGEMENT, INC. | 149 | 4 | 88 |
| San Antonio, TX | SHOTTENKIRK SAN ANTONIO, LLC | 127 | 1 | 62 |
| Ames, IA | SIGLER COMPANIES, INC. | 71 | 5 | 5 |
| Sigourney, IA | SIGOURNEY TRACTOR & IMPLEMENT CO. L.C. | 647 | 4 | 190 |
| Cedar Rapids, IA | SIMMONS PERRINE MOYER BERGMAN PLC | 111 | 5 | 25 |
| Sioux City, IA | SIOUXLAND COMMUNITY HEALTH CENTER | 227 | 9 | 244 |
| Lemars, IA | SMITHCO MFG., INC. | 182 | 5 | 79 |
| Sioux Falls, SD | SONSTEGARD FOODS COMPANY | 534 | 7 | 219 |
| Cedar Falls, IA | SPINUTECH LLC | 117 | 6 | 97 |
| Sioux City, IA | STATE STEEL SUPPLY CO. | 322 | 10 | 254 |
| Garner, IA | STELLAR INDUSTRIES, INC. | 762 | 9 | 626 |
| Sioux City, IA | SUNRISE RETIREMENT COMMUNITY | 118 | 4 | 30 |
| Iowa, IA | SYSTEMS UNLIMITED, INC. | 436 | 7 | 84 |
| West Des Moines, IA | THE IOWA CLINIC P.C. | 1,230 | 7 | 892 |
| Urbandale, IA | THE KEN BRATNEY COMPANY | 118 | 6 | 67 |
| Cedar Rapids, IA | THE METH-WICK COMMUNITY | 194 | 7 | 36 |
| Newton, IA | THE VERNON COMPANY | 169 | 10 | 92 |
| Des Moines, IA | THE WEITZ GROUP, LLC | 1,301 | 6 | 690 |
| Clive, IA | THE WITTERN GROUP | 387 | 11 | 55 |
| Cedar Rapids, IA | THOMAS L. CARDELLA & ASSOCIATES, INC | 199 | 3 | 161 |
| Marshalltown, IA | TIG DISTRIBUTING INC. | 130 | 4 | 70 |
| West Des Moines, IA | TMG INSURANCE SERVICES, LLC | 412 | 10 | 313 |
| Ames, IA | TODD & SARGENT, INC. | 222 | 6 | 110 |
| New Hampton, IA | TRIMARK CORPORATION | 307 | 9 | 308 |
| Grinnell, IA | TRUSTEES OF GRINNELL COLLEGE | 870 | 6 | 787 |
| Carol Stream, IL | TRUSTEES OF QUAD CITIES | 51 | 2 | 41 |
| Davenport, IA | TWIN STATE, INC. | 133 | 2 | 132 |
| Johnston, IA | UNITED CONTRACTORS, INC. | 124 | 2 | 124 |
| West Des Moines, IA | UNITYPOINT RURAL HEALTH ALLIANCE BENEFITS PLAN | 1,416 | 1 | 1,416 |
| Urbandale, IA | UNIVERSAL PEDIATRIC SERVICES, INC. | 277 | 7 | 109 |
| Graettinger, IA | UPPER DES MOINES OPPORTUNITY, INC. | 204 | 5 | 134 |
| Fayette, IA | UPPER IOWA UNIVERSITY | 219 | 3 | 193 |
| Newton, IA | VAN MAANEN ELECTRIC, INC. | 207 | 5 | 144 |
| Urbandale, IA | VAN WALL EQUIPMENT, INC | 751 | 7 | 448 |
| Rock Valley, IA | VAN ZEE ENTERPRISES, INC. | 106 | 9 | 23 |
| Deforest, WI | VANNGUARD UTILITY PARTNERS, INC. | 775 | 4 | 557 |
| Waterloo, IA | VERIDIAN CREDIT UNION | 834 | 7 | 854 |
| Northbrook, IL | VIKING PUMP, INC., A UNIT OF IDEX CORPORATION | 151 | 4 | 205 |
| Sheldon, IA | VILLAGE NORTHWEST UNLIMITED | 121 | 3 | 108 |
| Vinton, IA | VIRGINIA GAY HOSPITAL | 144 | 2 | 2 |
| Ames, IA | VISIONBANK OF IOWA | 199 | 12 | 61 |
| Des Moines, IA | VISITING NURSE SERVICES OF IOWA | 284 | 7 | 176 |
| Forest City, IA | WALDORF ACQUISITION, LLC | 220 | 5 | 166 |
| Waterloo, IA | WATERLOO WAREHOUSING & SERVICE CO., INC. | 92 | 7 | 73 |
| Cascade, IA | WEBBER METAL PRODUCTS, INC | 109 | 3 | 76 |
| Marion, IA | WEEMS INDUSTRIES, INC. DBA LEGACY MANUFACTURING | 111 | 5 | 63 |
| Knoxville, IA | WEILER FORESTRY, INC. | 253 | 8 | 253 |
| Knoxville, IA | WEILER, INC. | 684 | 10 | 588 |
| Fonda, IA | WELLS AG SUPPLY | 130 | 2 | 130 |
| West Liberty, IA | WEST LIBERTY FOODS LLC | 1,869 | 8 | 969 |
| Coralville, IA | WEST MUSIC CO., INC. | 123 | 7 | 112 |
| Cedar Falls, IA | WESTERN HOME SERVICES | 229 | 6 | 230 |
| Mason City, IA | WHKS & CO. | 124 | 5 | 104 |
| Washington, IA | WILDHAWK INVESTMENTS LLC | 157 | 9 | 140 |
| Oskaloosa, IA | WILLIAM PENN UNIVERSITY | 146 | 7 | 36 |
| Sioux City, IA | WILSON TRAILER CO EMPLOYEE BENEFIT PLAN EMPLOYEE HEALTH CARE FUND | 664 | 3 | 664 |
| Sioux City, IA | WILSON TRAILER LONG TERM DISABILITY PLAN | 923 | 4 | 216 |
| Fort Dodge, IA | WOODRUFF CONSTRUCTION | 183 | 2 | 129 |